Yang Huai's Dao practice had long since reached the realm where comprehension was self-sufficient and required no external aid.
That Heaven-and-Earth Fire God's form slowly took shape, with Primordial Fire as its foundation.
Even after it took form, a radiance both black and white emerged above Yang Huai's head, condensing into the phantoms of two stone tablets that cut off everything within and without his body.
Yang Huai glanced overhead.
In the Zhurong Clan's memories, he had seen that after Zhurong's fall, the Primordial Fire had repeatedly condensed a Fire God body, only for its divine power to be devoured by the true form of a giant black serpent created by the Heavenly Demon God-Slaying Formation above.
Once the divinity it gathered reached a certain threshold, the Heavenly Demon God-Slaying Formation would be triggered directly.
That was the lesson Zhurong had bought with his fall.
After gaining sentience, the newly born Primordial Fire Spirit had also cautiously accumulated its origin, using methods of concealment to restrain the fluctuations of its spiritual nature.
Yet even such concealment was not truly safe.
In the Zhurong Clan's original memories, the Heavenly Demon God-Slaying Formation would activate on its own every so often and suppress the Primordial Fire.
However, those changes had gradually come to a halt tens of thousands of years ago.
This might have been related to the fall of the Demon Emperor Di Jun.
One matter surfaced in Yang Huai's mind.
He remembered Daoist Yellow Dragon mentioning it.
The Zhurong Treasure Pearl in his possession had been excavated from the depths of Buzhou Mountain.
In other words, a flaw had already appeared in the Heavenly Demon God-Slaying Formation, allowing Daoist Yellow Dragon and another innate earth spirit to dig through it.
Pushing aside his myriad thoughts, Yang Huai simply mobilized the